Android Open Source - Checkers Game Activity

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From Project

Back to project page Checkers.

License

The source code is released under:

Apache License

Java Source Code

package com.parse.starter;
// w  w w  .  jav a2  s  .  c  o m
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;

public class GameActivity extends Activity implements OnClickListener {

  int[][] pieces;
  boolean[][] highlights;
  ImageView[][] views;
  ImageView v;
  boolean clicked = false;
  Button refresh;
  TextView tvTurn;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    // TODO Auto-generated method stub
    super.onCreate(savedInstanceState);
    setContentView(R.layout.gamescreen);

    pieces = new int[8][8];
    highlights = new boolean[8][8];
    views = new ImageView[8][8];
    
    ParseApplication.game.updateBoardFromParse();

    tvTurn = (TextView) findViewById(R.id.tvTurn);

    refresh = (Button) findViewById(R.id.refresh);
    refresh.setOnClickListener(this);

    if (ParseApplication.game.turn == ParseApplication.game.color) {
      refresh.setEnabled(false);
      tvTurn.setText("Your Turn!");
    } else {
      refresh.setEnabled(true);
      tvTurn.setText("Waiting for Opponent!");
    }

    for (int x = 0; x < 8; x++) {
      for (int y = 0; y < 8; y++) {

        views[x][y] = (ImageView) findViewById(getResources()
            .getIdentifier("P" + x + "x" + y, "id",
                getPackageName()));
        views[x][y].setOnClickListener(this);

      }
    }

    updateBoard();
  }

  public void updateBoard() {
    pieces = ParseApplication.game.pieces;

    for (int x = 0; x < 8; x++) {
      for (int y = 0; y < 8; y++) {

        v = views[x][y];

        if (pieces[x][y] == 0) {
          v.setVisibility(View.INVISIBLE);
        } else if (pieces[x][y] == 1) {
          v.setImageResource(R.drawable.black2);
          v.setVisibility(View.VISIBLE);
        } else if (pieces[x][y] == -1) {
          v.setImageResource(R.drawable.red2);
          v.setVisibility(View.VISIBLE);
        }
      }
    }
  }

  public void updateHighlights() {
    highlights = ParseApplication.game.highlights;

    for (int x = 0; x < 8; x++) {
      for (int y = 0; y < 8; y++) {

        v = (ImageView) findViewById(getResources().getIdentifier(
            "P" + x + "x" + y, "id", getPackageName()));

        if (highlights[x][y] == true) {
          if (ParseApplication.game.color == 1) {
            v.setImageResource(R.drawable.opalblack);
          } else {
            v.setImageResource(R.drawable.opalred);
          }

          v.setVisibility(View.VISIBLE);
        }

      }
    }
  }

  public void cleanHighlight() {
    ParseApplication.game.cleanHighlights();
  }

  @Override
  public void onClick(View v) {

    if (v.getId() == R.id.refresh) {
      if (ParseApplication.game.updateWhenTurn() == true) {
        refresh.setEnabled(false);
        tvTurn.setText("Your Turn!");
        updateBoard();
      }
    } else {
      if (ParseApplication.game.turn == ParseApplication.game.color) {

        String coor = getResources().getResourceName(v.getId());

        char xx = coor.charAt(22);
        char yy = coor.charAt(24);

        int x = Character.getNumericValue(xx);
        int y = Character.getNumericValue(yy);

        if (clicked == false) {
          cleanHighlight();
          if (ParseApplication.game.checkPath(x, y) == true) {
            clicked = true;
          }
        } else {

          if (highlights[x][y] == true) {
            ParseApplication.game.makeMove(x, y);
            cleanHighlight();
            clicked = false;
            refresh.setEnabled(true);
            tvTurn.setText("Waiting for Opponent!");
            ParseApplication.game.warnOpponent();
          } else {
            cleanHighlight();
            if (ParseApplication.game.checkPath(x, y) == true) {
              clicked = true;
            }
          }
        }

        updateBoard();
        updateHighlights();
      }
    }
  }

}

Java Source Code List

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